| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:46.40 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 100m Breaststroke | 1:43.00 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 100m Butterfly | 1:37.06 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 100m IM | 1:41.20 | Collingwood High Five Invitational | 2026-03-08 |
| 200m Breaststroke | 3:59.97 | OSAC Team Challenge Short Course Swim Meet | 2025-11-14 |
| 200m IM | 3:31.80 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Backstroke | 46.64 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Breaststroke | 49.41 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Butterfly | 42.87 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Freestyle | 40.21 | Collingwood High Five Invitational | 2026-03-08 |
Shewfelt, Penny's top personal bests include 100m Backstroke (1:46.40), 100m Breaststroke (1:43.00), 100m Butterfly (1:37.06), 100m IM (1:41.20), 200m Breaststroke (3:59.97).
Shewfelt, Penny swims for BREAKERS SWIM TEAM.
Shewfelt, Penny has competed in 7 meets.